Using the Mail app
Oharra
The Mail app comes installed with Nextcloud Hub by default, but can be disabled. Please ask your Administrator for it.

Managing your mail account
Add a new mail account
Enable mail app from the apps
Click the mail icon on the header
Fill up the login form (auto or manual)

Scheduled messages
Click new message button on top left of your screen
Click the (…) action menu on the modal composer
Click send later

Priority inbox
Priority inbox has 2 section Important and Others. Messages will automatically be marked as important based on which messages you interacted with or marked as important. In the beginning you might have to manually change the importance to teach the system, but it will improve over time.

All inboxes
All messages from all the accounts you have logged in, will be shown here chronologically.
Account settings
Your account settings such as:
Aliases
Signature
Default Folders
Autoresponder
Trusted senders
..and more
Can be found in the action menu of a mail account. There you can edit, add or remove settings depending on your need.
Move messages to Junk folder
Berria 3.4 bertsioan.
Mail can move a message to a different folder when it is marked as junk.
Visit Account settings
Go to Default folders
Check that a folder is selected for the junk messages
Go to Junk settings
Click Move messages to Junk folder
Account delegation
The app allows account delegation so that one user can send emails from the address of another.
The delegation has to be configured on the mail server by an admin
Add the other email address as an alias for your own email account
When sending an email, select the alias as sender
Kontuz
The sent email might not be visible to the original account if it’s stored in your personal Sent mailbox.
Automatic trash deletion
Berria 3.4 bertsioan.
The Mail app can automatically delete messages in the trash folder after a certain number of days.
Visit Account settings
Go to Automatic trash deletion
Enter the number of days after which messages should be deleted
Disable trash retention by leaving the field empty or setting it to 0.
Oharra
Only mails deleted after enabling trash retention will be processed.

Compose messages
Click new message on the top left of your screen
Start writing your message
Minimize the composer modal
Berria 3.2 bertsioan.
The composer modal can be minimized while writing a new message, editing an existing draft or editing a message from the outbox. Simply click the minimize button on the top right of the modal or click anywhere outside the modal.
You can resume your minimized message by clicking anywhere on the indicator on the bottom right of your screen.
Press the close button on the modal or the indicator in the bottom right corner to stop editing a message. A draft will be saved automatically into your draft mailbox.
Mailbox actions
Add a mailbox
Open the action menu of an account
Click add mailbox
Add a submailbox
Open the action menu of a mailbox
Click add submailbox
Envelope actions
Create an event
Create an event for a certain message/thread directly via mail app 1. Open action menu of an envelope 2. Click more actions 3. Click create event
Create a task
Berria 3.2 bertsioan.
Create an task for a certain message/thread directly via mail app 1. Open action menu of an envelope 2. Click more actions 3. Click create task
Oharra
Tasks are stored in supported calendars. If there is no compatible calendar you can create a new one with the calendar app.
Message actions
Unsubscribe from a mailing list
Berria 3.1 bertsioan.
Some mailing lists and newsletters allow to be unsubscribed easily. If the Mail app detects messages from such a sender, it will show an Unsubscribe button next to the sender information. Click and confirm to unsubscribe from the list.
Snooze
Berria 3.4 bertsioan.
Snoozing a message or thread moves it into a dedicated mailbox until the selected snooze date is reached and the message or thread is moved back to the original mailbox.
Open action menu of an envelope or thread
Click Snooze
Select how long the message or thread should be snoozed